Device for manufacturing shell of explosion-proof lamp

Abstract

The utility model belongs to the technical field of lamp manufacturing, and particularly relates to a device for manufacturing an explosion-proof lamp shell, which comprises a water cooling tank, a male die and a female die, support plates are fixedly connected to the middle positions of two sides of the upper end of the water cooling tank, and a second mounting plate is fixedly connected to the upper ends of the support plates. A first electric telescopic cylinder is fixedly mounted at the upper end of the right side of the second mounting plate on the left side through a bolt, a first connecting block is fixedly connected to the output end of the first electric telescopic cylinder, and a male die is fixedly mounted on the right side of the first connecting block through a bolt; a second electric telescopic cylinder is fixedly mounted at the upper end of the left side of the second mounting plate on the right side through a bolt, a second connecting block is fixedly connected to the output end of the second electric telescopic cylinder, and a female die is fixedly mounted on the left side of the second connecting block through a bolt; the cooling water in the water cooling box can be used for carrying out low-temperature cooling treatment on the closed mold and an injection molding product in the mold, so that the injection molding product in the mold can be conveniently formed at low temperature, and the use is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of lamp manufacturing, and in particular relates to a device for manufacturing an explosion-proof lamp housing. Background Art

[0002] Explosion-proof lamps are lamps used in dangerous places where flammable gases and dust exist. They can prevent the electric arc, sparks and high temperature that may be generated inside the lamp from igniting the flammable gases and dust in the surrounding environment, thereby meeting the explosion-proof requirements. They are also called explosion-proof lamps and explosion-proof lighting lamps.

[0003] The shell of an explosion-proof lamp is usually made of plastic material, which has the advantages of light weight and easy processing. It can be manufactured using an injection mold, with low manufacturing cost, easy or no surface treatment, and less waste generated. The mold used for the injection molding of the explosion-proof lamp shell is mainly composed of a male mold (mainly including a top plate and a male mold body matching the inner surface structure of the explosion-proof lamp shell, and a pouring port is provided on the top plate and the male mold body) and a female mold (mainly including a bottom plate and an internal mold cavity matching the outer structure of the explosion-proof lamp). However, during use, the existing mold device for the injection molding of the explosion-proof lamp shell lacks further low-temperature cooling treatment after the male mold and the concave surface are molded together and the high-temperature fluid material is injected, and the mold after the mold is molded together and injected. The explosion-proof product inside is naturally cooled and molded slowly, which is inconvenient for low-temperature cooling and molding of the injection molded product, and is not good for use.

[0004] Based on the above situation, the utility model newly proposes a device for making an explosion-proof lamp housing. Utility Model Content

[0005] In order to solve the above-mentioned problems existing in the prior art, the utility model provides a device for making an explosion-proof lamp housing. The cooling water in the water cooling box can perform low-temperature cooling treatment on the mold after mold closing and the injection molded product inside, so as to facilitate low-temperature molding of the injection molded product therein. It is better to use and is convenient for the injection molding process of the explosion-proof lamp housing.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for making an explosion-proof lamp housing, comprising a water cooling box, a male die and a female die, a mounting plate 1 is fixedly connected to the bottom of the right front end of the water cooling box, a circulating water pump is fixedly installed on the upper end of the mounting plate 1 by bolts, a water pipe 1 is fixedly connected to the input end of the circulating water pump, and an end of the water pipe 1 different from the input end of the circulating water pump is fixedly connected to the upper left front end of the water cooling box, and a water pipe 2 is fixedly connected to the output end of the circulating water pump;

[0007] The front end of the water cooling box is fixedly installed with a water cooler by bolts, one end of the water pipe 2 different from the output end of the circulating water pump is fixedly connected to the input end of the water cooler, the output end of the water cooler is fixedly connected to the water pipe 3, and one end of the water pipe 3 different from the output end of the water cooler is fixedly connected to the upper part of the right front end of the water cooling box;

[0008] The middle positions of both sides of the upper end of the water cooling box are fixedly connected with support plates, the upper end of the support plates is fixedly connected with a second mounting plate, the upper right end of the second mounting plate on the left side is fixedly installed with an electric telescopic cylinder 1 by bolts, the output end of the electric telescopic cylinder 1 is fixedly connected with a connecting block 1, and the right side of the connecting block 1 is fixedly installed with a convex mold by bolts;

[0009] An electric telescopic cylinder 2 is fixedly installed on the left upper end of the second mounting plate on the right side by bolts, a connecting block 2 is fixedly connected to the output end of the second electric telescopic cylinder, and a concave mold is fixedly installed on the left side of the connecting block 2 by bolts.

[0010] As a preferred technical solution of the device for making an explosion-proof lamp housing of the utility model, legs are fixedly connected to the bottom of the water cooling box on all sides.

[0011] As a preferred technical solution of the device for making an explosion-proof lamp housing of the utility model, a drain pipe is fixedly connected to the middle position of the right bottom end of the water cooling box, and a pipe valve is screwed on the drain pipe.

[0012] As a preferred technical solution of the device for making an explosion-proof lamp housing of the utility model, rib plate 1 is fixedly connected to both the front and rear sides of the bottom end of the mounting plate 1, and the left side of the rib plate 1 is fixedly connected to the water cooling box.

[0013] As a preferred technical solution of the device for making an explosion-proof lamp housing of the utility model, rib plate three and rib plate two are fixedly connected to the inner and outer sides of the upper end of the support plate respectively, and the upper ends of rib plate three and rib plate two are fixedly connected to mounting plate two.

[0014] As a preferred technical solution of the device for making explosion-proof lamp housing of the utility model, the male mold is fixedly connected with guide shafts on all sides, the bottom end of the female mold is opened with guide holes on all sides, and the guide shafts are slidably connected with the guide holes.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] When the utility model is in use, the opening and closing operations of the male mold and the female mold can be realized by the electric telescopic cylinder 1. After the male mold and the female mold are closed and the high-temperature fluid material is injected, the male mold and the female mold can be further synchronously driven to move downward by the electric telescopic cylinder 1 and the electric telescopic cylinder 2, so that the bottom of the female mold sinks in the cooling water in the water cooling box. The cooling water in the water cooling box can perform low-temperature cooling treatment on the mold after closing and the injection molded product inside the mold, so as to achieve low-temperature molding of the injection molded product therein. The utility model is preferably used to facilitate the injection molding processing of the explosion-proof lamp housing.

[0017] When the utility model is in use, the cooling water in the water cooling box can be circulated through the further arrangement of the circulating water pump, the water pipe 1, the water pipe 2, the water cooler and the water pipe 3, and the cooling water after absorbing heat can be dissipated and cooled through the water pipe 3 and then introduced into the water cooling box, so that the cooling water can be circulated and used at a low temperature. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a right view structural schematic diagram of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of the utility model when viewed from above;

[0022] Figure 4 It is a schematic diagram of the connection structure of the electric telescopic cylinder, the male die, the electric telescopic cylinder and the female die of the utility model.

[0023] In the figure: 1. water cooling box; 2. support leg; 3. mounting plate 1; 4. rib plate 1; 5. circulating water pump; 6. water pipe 1; 7. water pipe 2; 8. water cooler; 9. water pipe 3; 10. drain pipe; 11. pipe valve; 12. support plate; 13. mounting plate 2; 14. rib plate 2; 15. rib plate 3; 16. electric telescopic cylinder 1; 17. connecting block 1; 18. punch; 19. guide shaft; 20. electric telescopic cylinder 2; 21. connecting block 2; 22. die; 23. guide hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0025] See also Figure 1-4 , the utility model provides the following technical solutions: a device for making an explosion-proof lamp housing, comprising a water cooling box 1, a male die 18 and a female die 22;

[0026] Further, the middle positions of both sides of the upper end of the water cooling box 1 are fixedly connected with support plates 12, the upper end of the support plate 12 is fixedly connected with the mounting plate 2 13, the inner and outer sides of the upper end of the support plate 12 are respectively fixedly connected with rib plate 3 15 and rib plate 2 14, and the upper ends of rib plate 3 15 and rib plate 2 14 are fixedly connected with the mounting plate 2 13, the upper right end of the left mounting plate 2 13 is fixedly installed with an electric telescopic cylinder 16 by bolts, the output end of the electric telescopic cylinder 16 is fixedly connected with a connecting block 17, and the right side of the connecting block 17 is fixedly installed with a punch 18 by bolts, and the surrounding of the punch 18 They are all fixedly connected with a guide shaft 19, wherein the rib plate three 15 and the rib plate two 14 are used to strengthen the connection structure between the support plate 12 and the mounting plate two 13, the electric telescopic cylinder one 16 is used for the electric lifting of the punch 18, the punch 18 is connected to the connecting block one 17 by bolts, the punch 18 is removable, and the punch 18 mainly includes a top plate (the top plate is shown in the figure but not specifically marked) and a punch body matching the inner surface structure of the explosion-proof lamp housing (the punch body of the punch 18 in the figure is stuck in the punch body of the punch 22, not specifically shown), and a pouring port is provided on the top plate and the punch body (the pouring port is shown in the figure but not specifically marked);

[0027] Furthermore, an electric telescopic cylinder 20 is fixedly installed on the upper left end of the right mounting plate 13 by bolts, and a connecting block 21 is fixedly connected to the output end of the electric telescopic cylinder 20, and a die 22 is fixedly installed on the left side of the connecting block 21 by bolts. Guide holes 23 are opened around the bottom end of the die 22, and the guide shaft 19 is slidably connected to the guide hole 23, wherein the electric telescopic cylinder 20 is used for the electric lifting of the die 22, the die 22 is connected to the connecting block 21 by bolts, and the die 22 is removable. The die 22 mainly includes a bottom plate (the bottom plate is shown in the figure but not specifically marked) and a die body (the die body is shown in the figure but not specifically marked) whose internal mold cavity matches the outer structure of the explosion-proof lamp, and the guide shaft 19 is coordinated with the guide hole 23 so as to guide and limit the punch 18 relative to the die 22 when the mold is closed.

[0028] In this embodiment, when the utility model is in use, the electric telescopic cylinder 16 can realize the opening and closing operations of the punch 18 and the die 22. After the punch 18 and the die 22 are closed and the high-temperature fluid material is injected, the electric telescopic cylinder 16 and the electric telescopic cylinder 20 can be further used to synchronously drive the punch 18 and the die 22 to move downward, so that the bottom of the die 22 sinks in the cooling water in the water cooling tank 1. The cooling water in the water cooling tank 1 can be used to perform low-temperature cooling on the mold after closing and the injection molded product inside it, so as to facilitate low-temperature molding of the injection molded product therein, which is better to use and is convenient for the injection molding processing of the explosion-proof lamp housing.

[0029] Reference Figure 1 , Figure 2 and Figure 3 As shown, further, the bottom of the water cooling box 1 is fixedly connected with supporting legs 2, the bottom of the right front end of the water cooling box 1 is fixedly connected with a mounting plate 3, the front and rear sides of the bottom of the mounting plate 3 are fixedly connected with ribs 4, and the left side of the rib 4 is fixedly connected to the water cooling box 1, and the upper end of the mounting plate 3 is fixedly installed with a circulating water pump 5 by bolts, the input end of the circulating water pump 5 is fixedly connected with a water pipe 6, and one end of the water pipe 6 different from the input end of the circulating water pump 5 is fixedly connected to the upper left front end of the water cooling box 1, and the output end of the circulating water pump 5 is fixedly connected with a water pipe 7, wherein the supporting legs 2 are used for supporting the bottom of the water cooling box 1, the water cooling box 1 is pre-stored with an appropriate amount of low-temperature cooling water for molds and internal injection products, and the rib 4 is used to strengthen the connection structure between the mounting plate 3 and the water cooling box 1;

[0030] Furthermore, a water cooler 8 is fixedly installed at the front end of the water cooling box 1 by bolts, and one end of the water pipe 2 7 different from the output end of the circulating water pump 5 is fixedly connected to the input end of the water cooler 8, and the output end of the water cooler 8 is fixedly connected to a water pipe 3 9, and one end of the water pipe 3 9 different from the output end of the water cooler 8 is fixedly connected to the upper right front end of the water cooling box 1; refer to Figure 1 As shown in the figure, the bottom of the water cooling box 1 is fixedly connected with legs 2 all around, wherein, through the arrangement and coordination of the circulating water pump 5, the water pipe 1 6, the water pipe 2 7, the water cooler 8 and the water pipe 3 9, the cooling water in the water cooling box 1 can be pumped and circulated, and the cooling water after absorbing heat can be dissipated and cooled by the water cooler 8. The water cooler 8 uses an air-cooled water cooler, and the cooling pipes in the water cooler 8 are arranged in a serpentine shape, and a cooling fan is further provided in the water cooler 8, which is not specifically shown in the figure;

[0031] Furthermore, a drain pipe 10 is fixedly connected to the middle position of the right bottom end of the water cooling box 1, and a pipe valve 11 is screwed on the drain pipe 10. The drain pipe 10 with the hand-tightened pipe valve 11 can be used to drain all the cooling water in the water cooling box 1 in the future.

[0032] In this embodiment, when the utility model is in use, the cooling water in the water cooling box 1 can be circulated through the further arrangement of the circulating water pump 5, the water pipe 1 6, the water pipe 2 7, the water cooler 8 and the water pipe 3 9, and the cooling water after absorbing heat can be dissipated and cooled through the water pipe 3 9 and then introduced into the water cooling box 1, so that the cooling water can be circulated and used at a low temperature.

[0033] The use process and working principle of the utility model are as follows: when in use, the external power supply starts the circulating water pump 5 and the water cooler 8, and then the external power supply starts the electric telescopic cylinder 16, and the electric telescopic cylinder 16 drives the punch 18 to move downward relative to the die 22, and the guide shaft 19 slides relative to the guide hole 23 to perform the guide limit, so as to realize the mold closing operation of the punch 18 and the die 22, and then a certain amount of fluid material for making the explosion-proof lamp housing is injected from the pouring port on the punch 18 into the mold cavity formed between the punch 18 and the die 22 after the mold closing;

[0034] Then, the external power supply starts the punch 18, and the external power supply starts the electric telescopic cylinder 2 20 synchronously. The electric telescopic cylinder 1 16 and the electric telescopic cylinder 2 20 can further drive the punch 18 and the die 22 after the mold is closed and injected to move downward synchronously, so that the bottom of the die 22 sinks into the cooling water in the water cooling tank 1. The height of the cooling water shall not exceed the height of the die 22. The cooling water in the water cooling tank 1 can cool the punch 18 and the die 22 and the injection molded product therein at a low temperature, so that the injection molded product inside can be cooled and formed, and the cooling water in the water cooling tank 1 The cooling water after absorbing heat can be sequentially returned to the water cooling box 1 through the water pipe 1 6, the circulating water pump 5, the water pipe 2 7, the water cooler 8, and the water pipe 3 9 under the negative pressure suction of the circulating water pump 5, so that the cooling water in the water cooling box 1 can circulate. At the same time, the cooling water after absorbing heat in the water cooling box 1 can be dissipated and cooled by the serpentine pipe in the water cooler 8 and the air-cooling fan in the water cooler 8 during the process of passing through the serpentine pipe in the water cooler 8, so that the cooling water after absorbing heat can be returned to the water cooling box 1 after being cooled, so that the cooling water can be used in a circulating low-temperature manner.

[0035] After the explosion-proof housing products in the punch body 18 and the die body 22 are formed in a certain period of time, the external power supply starts the electric telescopic cylinder 16 and the electric telescopic cylinder 20, and the punch body 18 and the die body 22 are driven to move up synchronously by the electric telescopic cylinder 16 and the electric telescopic cylinder 20, and the punch body 18 is further driven to move up relative to the die body 22 by the electric telescopic cylinder 16 to realize the mold opening operation, and finally the explosion-proof housing product in the die body 22 is taken out.

[0036] In addition, the contents not described in detail in this embodiment are all within the scope of prior art and common knowledge.

[0037] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A device for making an explosion-proof lamp housing, characterized in that: It comprises a water cooling box (1), a male die (18) and a female die (22), wherein the bottom of the right front end of the water cooling box (1) is fixedly connected to a mounting plate 1 (3), the upper end of the mounting plate 1 (3) is fixedly mounted with a circulating water pump (5) by means of bolts, the input end of the circulating water pump (5) is fixedly connected to a water pipe 1 (6), and an end of the water pipe 1 (6) different from the input end of the circulating water pump (5) is fixedly connected to the upper part of the left front end of the water cooling box (1), and the output end of the circulating water pump (5) is fixedly connected to a water pipe 2 (7); The front end of the water cooling box (1) is fixedly mounted with a water cooler (8) by means of bolts, the end of the water pipe 2 (7) different from the output end of the circulating water pump (5) is fixedly connected to the input end of the water cooler (8), the output end of the water cooler (8) is fixedly connected to the water pipe 3 (9), and the end of the water pipe 3 (9) different from the output end of the water cooler (8) is fixedly connected to the upper portion of the right front end of the water cooling box (1); The middle positions of both sides of the upper end of the water cooling box (1) are fixedly connected to support plates (12), the upper end of the support plate (12) is fixedly connected to a second mounting plate (13), an electric telescopic cylinder (16) is fixedly installed on the upper right end of the left mounting plate (13) by bolts, the output end of the electric telescopic cylinder (16) is fixedly connected to a connecting block (17), and a convex mold (18) is fixedly installed on the right side of the connecting block (17) by bolts; An electric telescopic cylinder 2 (20) is fixedly mounted on the left upper end of the second mounting plate (13) on the right side by bolts, a connecting block 2 (21) is fixedly connected to the output end of the second electric telescopic cylinder (20), and a concave mold (22) is fixedly mounted on the left side of the connecting block 2 (21) by bolts.

2. The device for making an explosion-proof lamp housing according to claim 1, characterized in that: Support legs (2) are fixedly connected to the four sides of the bottom end of the water cooling box (1).

3. The device for making an explosion-proof lamp housing according to claim 1, characterized in that: A drainage pipe (10) is fixedly connected to the middle position of the bottom end of the right side of the water cooling box (1), and a pipe valve (11) is screwed onto the drainage pipe (10).

4. The device for making an explosion-proof lamp housing according to claim 1, characterized in that: The front and rear sides of the bottom end of the mounting plate 1 (3) are fixedly connected to a rib plate 1 (4), and the left side of the rib plate 1 (4) is fixedly connected to the water cooling box (1).

5. The device for making an explosion-proof lamp housing according to claim 1, characterized in that: The inner and outer sides of the upper end of the support plate (12) are respectively fixedly connected to rib plate three (15) and rib plate two (14), and the upper ends of rib plate three (15) and rib plate two (14) are fixedly connected to mounting plate two (13).

6. The device for making an explosion-proof lamp housing according to claim 1, characterized in that: The male mold (18) is fixedly connected to a guide shaft (19) on all sides, the bottom end of the female mold (22) is provided with a guide hole (23) on all sides, and the guide shaft (19) is slidably connected to the guide hole (23).

Images